19748366

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:400

約数の個数: 32

約数和(自身を含む): 33592320

約数和(自身を除く): 13843954

約数列:

[1, 2, 11, 22, 47, 71, 94, 142, 269, 517, 538, 781, 1034, 1562, 2959, 3337, 5918, 6674, 12643, 19099, 25286, 36707, 38198, 73414, 139073, 210089, 278146, 420178, 897653, 1795306, 9874183, 19748366]

約数ペア:

[(1, 19748366), (2, 9874183), (11, 1795306), (22, 897653), (47, 420178), (71, 278146), (94, 210089), (142, 139073), (269, 73414), (517, 38198), (538, 36707), (781, 25286), (1034, 19099), (1562, 12643), (2959, 6674), (3337, 5918)]